Flashing blink element Accessibility Checkpoint

Description

The blink element can trigger epileptic seizures and cause problems for people with attention deficit disorders.

Help

Replace the blink element with a static element like span.

Applicable standards

• WCAG 2.0 F47 (Success Criteria: 2.2.2 level A)
• WCAG 2.1 F47 (Success Criteria: 2.2.2 level A)
• WCAG 2.2 F47 (Success Criteria: 2.2.2 level A)
• Section 508 (2017) F47 (Success Criteria: 2.2.2 level A)

Note: Section 508 Refresh (2017) checkpoints are equivalent to WCAG 2.0 level A and level AA checkpoints.

Change history

• 5.36 Jan 2020 Changed rule ID from AccWcag1-7.2.1 to AccHtmlBlink.
• 5.3 Sep 2013 Fixed false negative.
• 5.2 May 2013 Reports which browsers are affected by this issue.
• 3.0 Dec 2008 Now triggers WCAG2 issue.
• 2.0 Dec 2007 Now triggers Section 508 issue.
• 1.0 Feb 2007 Added.

This page describes a web site issue detected in HTML documents by SortSite Desktop and OnDemand Suite.

Rule ID: AccHtmlBlink